function c = property2varargin(properties)
   %PROPERTY2VARARGIN makes a cell array from properties
   %  c = property2varargin(properties)
   %
   % properties is a structure with fields "name" and "val"
   %
   %see also waveform/private/getproperty, waveform/private/parseargs
   
   c = {};
   c(1:2:numel(properties.name)*2) = properties.name;
   c(2:2:numel(properties.name)*2) = properties.val;
end